The Scandinavian artist is tackling climate change by transporting centuries-old Greenland icebergs to the banks of the Thames – allowing people to smell and taste the earth’s air before it was polluted

Danish-Icelandic artist Olafur Eliasson is the artist behind this year’s exhibition at Versailles. His works, on show in the gardens and inside the chateau, include this Waterfall installation – a cascade that seems to fall from midair into the canal